OSI meaning in Airport Code ?

Answer: What is Osijek mean?

Osijek (Croatian pronunciation: [ôsijeːk] (listen)) is the fourth largest city in Croatia with a population of 108,048 in 2011. It is the largest city and the economic and cultural centre of the eastern Croatian region of Slavonia, as well as the administrative centre of Osijek-Baranja County. Osijek is located on the right bank of the Drava river, 25 kilometres (16 mi) upstream of its confluence with the Danube, at an elevation of 94 metres (308 ft).

reference

Full Form	Category
Otto-Suhr-Institut	Academic & Science
Oxford Sciences Innovation	Academic & Science
Office of Student Involvement	Academic & Science
Office Of Special Investigation	Academic & Science
Osijek	Airport Code
Orchestra della Svizzera Italiana	Arts
Objective Systems Integrators	Business
Officine Stampaggi Industriali	Business
Ohio Scientific Instruments	Business
Office of Superintendent of Insurance	Business
Ocean Specialists Inc	Business
Orthopedic Surgeons Inc	Business
Sealants Inc	Business
Officine Stampaggi Industriale	Business
Origin Systems, Incorporated	Business
Operating System Intelligence	Business
Origin Systems Inc	Business
OSI Geospatial Incorporated (de-listed)	Business
Office Solutions Inc	Business
Systems Inc	Business
Orchestra of Strategic Influence	Chemistry
Ordinary Stuffed Isotopes	Chemistry
Open Source Institute	Community
Open Switching Interval	Computer and Networking
Open System Interconnection	Computer and Networking
Optimal System Integration	Computer Hardware
Overflow Stack Immediate	Computing
Open Source India	Computing
Open System Interface	Computing
Open Society Institute	Computing
Operating System Instance	General
Oregon Screen Impressions	General
Open Scholarship Initiative	General
Only Some Interest	General
Online Search Interest	General
Option Symbology Initiative	General
Office of Strategic Initiatives	General
Open Systematic Information	General
Officina Stampaggi Industriali	General
Oil Stability Index	General
Office Of Scientific Information	General
Open System Inter	General
The Overall Satisfaction Index	General
Open Solver Interface	General
Open Systems International	General
Ocean Star International	General
Open Systems Interconnect	General
Office of Systems Integration	General
Other Significant Information	General
Office Of Strategic Influence	General
Open Source Indicators	General
Office of Scientific Intelligence	Governmental
Office of Scientific Integrity	Governmental
Office of Scientific Investigation	Governmental
Office Of Supernatural Investigation	Governmental
A Organization For Standards Institute	Governmental
Office of Special Investigations	Governmental
Open Space Institute	Governmental
Open Source Initiative	Information Technology
Open Systems Interconnection	Information Technology
Operation Serve International	International
διασύνδεση ανοικτών συστηάτων	International
Only Safe Internet	Internet
Orthopaedic Specialty Institute	Medical
Office of Strategic Intelligence	Military and Defence
Operational Subsystem Interface	Military and Defence
Ordnance Survey Ireland	Regional
Osijek Airport	Transport & Travel